Severe Storm Outlook Narrative (AC)
Issued by NWS

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000
ACUS11 KWNS 251151
SWOMCD
SPC MCD 251150
TXZ000-251245-

MESOSCALE DISCUSSION 0758
NWS STORM PREDICTION CENTER NORMAN OK
0650 AM CDT MON MAY 25 2015

AREAS AFFECTED...NW TX

CONCERNING...SEVERE THUNDERSTORM WATCH 209...

VALID 251150Z - 251245Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 209
CONTINUES.

SUMMARY...CLUSTER OF STRONG TO SEVERE STORMS EXPECTED TO DEVELOP
EAST-NORTHEAST FROM THE TEXAS SOUTH PLAINS TOWARDS THE LOW ROLLING
PLAINS AND BIG COUNTRY THROUGH MIDDAY.

DISCUSSION...TSTMS HAVE INTENSIFIED JUST N OF MAF WITHIN STRONGLY
FORCED ASCENT IMMEDIATELY AHEAD OF A COMPACT SHORTWAVE TROUGH. AS
THIS IMPULSE TRACKS E/NE THROUGH LATE MORNING...STRONG TO SEVERE
STORMS WILL PROBABLY BE MAINTAINED ALONG THE NWRN PERIPHERY OF THE
WRN GULF AIR MASS THAT HAS BECOME ESTABLISHED ACROSS THE BIG
COUNTRY. WITH MID-LEVEL LAPSE RATES EXCEEDING 8 DEG C/KM...LARGE
HAIL WILL BE THE PRIMARY INITIAL HAZARD. DEVELOPMENT OF A COLD POOL
AND ASSOCIATED DIFFERENTIAL HEATING WITH DESTABILIZING DOWNSTREAM
AIR MASS SHOULD FOSTER AN INCREASING DAMAGING WIND RISK BY LATE
MORNING.

..GRAMS.. 05/25/2015

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...FWD...OUN...SJT...LUB...MAF...

LAT...LON   31550126 32090305 32150305 32680305 32860305 32950305
            33810208 33830168 33830162 33830158 33830152 33830140
            33830125 33830087 33840051 33840038 33840006 33840000
            33409894 32959894 32089912 31579972 31550126 31550126




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